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    1987 Pontiac Bonneville 3.8L FI OHV 6cyl

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    Jeep Wagoneer/Commando/Cherokee 1984-1998

    Transmission

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    MANUAL TRANSMISSIONS



    Aisin AX4, AX5 and AX15 Transmissions

    See Figures 1 and 2

    The AX4 is a 4-speed synchromesh manual transmission. The AX5 and AX15 are 5-speed synchromesh manual transmissions. The shift mechanism in all is integral and mounted in the shift tower portion of the housing. The transmission identification code for the Aisin AX4/5/15 transmissions is located on the bottom of the transmission case near the filler plug. The first three numbers identify the date of manufacture (for example, 902=1989, February). The next series of numbers is the serial number.



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    Fig. Fig. 1: AX15 identification code location



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    Fig. Fig. 2: AX4 and AX5 identification code location

    BA10/5 Transmission

    See Figure 3

    The BA10/5 is a 5-speed, synchromesh manual transmission. The shifter is mounted in the transmission's intermediate case. The BA10/5 identification code is located on a tag, riveted to the left side of the transmission. The plate provides build date, part number, and serial number identification.



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    Fig. Fig. 3: BA10/5 identification code location

    AUTOMATIC TRANSMISSIONS



    AW-4 Transmission

    See Figure 4

    The AW-4 is a 4-speed, electronically controlled automatic transmission. The identification plate is attached to the right side of the transmission case.



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    Fig. Fig. 4: AW-4 identification code location

    42RE/44RE/46RE Transmission

    See Figure 5

    The 42RE/44RE/46RE is a 4-speed fully automatic transmission with electronic governor. The ID numbers are stamped on the case's left side just above the oil pan.



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    Fig. Fig. 5: Common location of the identification code for the 42/44/46RE, 42/46RH and 30/32RH transmissions

    42RH/46RH Transmission

    The Chrysler 42RH/46RH automatic transmission is a 4-speed fully automatic unit with an overdrive 4th gear. The ID numbers are stamped on the case's left side just above the oil pan.

    30RH/32RH Transmission

    The Chrysler 30RH/32RH transmission is a 3-speed automatic transmission with a gear type oil pump. The ID numbers are stamped on case's left side just above the oil pan.

     
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